first version

1 files changed, 125 insertions, 0 deletions

diff --git a/src/os_time.cpp b/src/os_time.cpp
new file mode 100755
index 00000000..706ab4d8
--- /dev/null
+++ b/src/os_time.cpp
@@ -0,0 +1,125 @@
+/*
+ Hanoh Haim
+ Cisco Systems, Inc.
+*/
+
+/*
+Copyright (c) 2015-2015 Cisco Systems, Inc.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+
+#include "os_time.h"
+#include <stdio.h>
+hr_time_t start_time;
+
+#ifdef WIN32
+
+#include <windows.h>
+uint32_t os_get_time_msec(){
+    return (GetTickCount());
+}
+uint32_t os_get_time_freq(){
+    return (1000);
+}
+
+
+typedef union {
+		struct {
+		uint32_t low;
+		uint32_t high;
+		} h;
+		hr_time_t x;
+} timer_hl_t;
+
+//hr_time_t os_get_hr_freq(void);
+
+hr_time_t    os_get_hr_freq(void){
+	return (3000000000);
+}
+
+
+hr_time_t os_get_hr_tick_64(void) {
+	uint32_t _low,_high;
+	__asm {
+        mov ecx,0       ;select Counter0        
+        
+        _emit 0x0F      ;RDPMC - get beginning value of Counter0 to edx:eax
+        _emit 0x31
+        
+        mov _high,edx       ;save beginning value
+        mov _low,eax
+	}
+	
+    timer_hl_t x;
+
+    x.h.low  = _low;
+    x.h.high = _high;
+    
+	return x.x;
+}
+
+uint32_t os_get_hr_tick_32(void) {
+	uint32_t _low,_high;
+	__asm {
+        mov ecx,0       ;select Counter0        
+        
+        _emit 0x0F      ;RDPMC - get beginning value of Counter0 to edx:eax
+        _emit 0x31
+        
+        mov _high,edx       ;save beginning value
+        mov _low,eax
+	}
+	return _low;
+}
+
+#else
+
+
+#include <time.h>
+#include <sys/times.h>
+#include <unistd.h>
+
+// Returns time in milliseconds...
+uint32_t SANB_tickGet()
+{
+    struct tms buffer; // we don't really use that
+    clock_t ticks =  times(&buffer);
+    return (uint32_t)ticks;
+}
+
+// ... so rate is 1000.
+int SANB_sysClkRateGet()
+{
+    int rate = sysconf(_SC_CLK_TCK);
+    if (rate == -1) 
+    {
+        fprintf(stderr,"SANB_sysClkRateGet, sysconf FAILED, something very basic is wrong....!\n");
+    }
+    return rate;
+}
+
+uint32_t os_get_time_msec(){
+    return (SANB_tickGet());
+}
+
+uint32_t os_get_time_freq(){
+    return (SANB_sysClkRateGet());
+}
+
+
+
+#endif 
+
+